To acquire knowledge, one must study; but to acquire wisdom, one must observe.
Being defeated is often a temporary condition. Giving up is what makes it permanent.
Teens think listening to music helps them concentrate. It doesn't. It relieves them of the boredom that concentration on homework induces.
Success is achieved by developing our strengths, not by eliminating our weaknesses.
What is the essence of America? Finding and maintaining that perfect, delicate balance between freedom 'to' and freedom 'from.'
Email, instant messaging, and cell phones give us fabulous communication ability, but because we live and work in our own little worlds, that communication is totally disorganized.
When our spelling is perfect, it's invisible. But when it's flawed, it prompts strong negative associations.
The chess player who develops the ability to play two dozen boards at a time will benefit from learning to compress his or her analysis into less time.
If your head tells you one thing, and your heart tells you another, before you do anything, you should first decide whether you have a better head or a better heart.
I suspect that some apparently homosexual people are really heterosexuals who deeply phobic about the opposite sex or have other emotional problems.
Be able to correctly pronounce the words you would like to speak and have excellent spoken grammar.